LXR linux/include/linux/amba/mmci.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 *  include/linux/amba/mmci.h
   4 */
   5#ifndef AMBA_MMCI_H
   6#define AMBA_MMCI_H
   7
   8#include <linux/mmc/host.h>
   9
  10/**
  11 * struct mmci_platform_data - platform configuration for the MMCI
  12 * (also known as PL180) block.
  13 * @ocr_mask: available voltages on the 4 pins from the block, this
  14 * is ignored if a regulator is used, see the MMC_VDD_* masks in
  15 * mmc/host.h
  16 * @ios_handler: a callback function to act on specfic ios changes,
  17 * used for example to control a levelshifter
  18 * mask into a value to be binary (or set some other custom bits
  19 * in MMCIPWR) or:ed and written into the MMCIPWR register of the
  20 * block.  May also control external power based on the power_mode.
  21 * @status: if no GPIO line was given to the block in this function will
  22 * be called to determine whether a card is present in the MMC slot or not
  23 */
  24struct mmci_platform_data {
  25        unsigned int ocr_mask;
  26        int (*ios_handler)(struct device *, struct mmc_ios *);
  27        unsigned int (*status)(struct device *);
  28};
  29
  30#endif
  31